N65 声学仪器与测震仪 标准查询与下载

JB/T 6826-1993 压电式振动测量仪技术条件

本标准规定了压电式振动测量仪的基本参数、技术要求、试验方法、检验规则和标志、包装及运输贮存等。 本标准适用于利用压电式加速度计测量机器振动加速度、速度和位移或具有选频分析功能，对机器进行故障诊断的测振仪的设计、制造、使用与修理。

Specification for piezoelectric vibrating measuring instrument

JB/T 6824-1993 噪声剂量计技术条件

本标准规定了噪声剂量计的技术要求、试验方法、检验规则和标志、包装、贮存等。

Specification for noise dose meter

NF C97-615:1993 听觉阻抗/导纳的测量用仪器

Instruments for the measurement of aural acoustic impedance/admittance.

IEC TR2 61220:1993 超声学声场 0.5MHz～15MHz频率范围内用水听器测量和表征医疗超声设备产生的超声场的指南

Provides guidance, simplified procedures and guidelines on the practical measurement of the acoustic output. Procedures for correcting for limitations caused by the use of hydrophones with finite bandwidth and finite active element size are also given.

Ultrasonics-fields; guidance for the measurement and characterization of ultrasonic fields generated by medical ultrasonic equipment using hydrophones in the frequency range 0,5 MHz to 15 MHz

prEN 60225-1992 电声学.倍频带和分倍频带滤波器

Electroacoustics; octave-band and fractional octave-band filters

IEC 60645-1:1992 测听计.第1部分:纯音测听计

Audiometers; part 1: pure-tone audiometers

BS 7580-1:1992 声级计的校验规范.综合性规程

Specifies a set of tests for the periodic verification of compliance of a sound level meter with BS 5969 or BS 6698.

Specification for the verification of sound level meters - Comprehensive procedure

prEN 61027-1992 伴音声阻抗/导纳测量用仪表(IEC 1027-91)

Instruments for the measurement of aural acoustic impedance/admittance (IEC 1027:1991)

NF S30-012:1992 声学.纯音骨导听力计校准用标准参照零位.(欧洲标准 EN 27566)

ACOUSTICS. STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE BONE CONDUCTION AUDIOMETERS. (EUROPEAN STANDARD EN 27566).

ANSI S4.48-1992 专业用声频设备.连接器的应用.第1部分:XLR型极性和性别

Specifies a common scheme for wiring the connectors used in audio systems, particularly to avoid the inversion of absolute polarity amoung the items in the analog signal chain.

Professional audio equipment - Application of connectors - Part 1: XLR-type polarity and gender

JB/T 5457-1991 声和振动分析用的1/1和1/3倍频程滤波器 技术条件

　　本标准规定了噪声和振动分析用的1/1和1/3倍频程滤波器的基本参数、技术要求、试验方法、检验规则及标志、包装、贮存等。 　　本标准适用于机械或电子转换开关的滤波器的设计、制造、使用与修理。

Specifications for 1/1 and 1/3 octave band filters for sound and vibration analysis

JB/T 5458-1991 电荷放大器.通用技术条件

　　本标准规定了电荷放大器的术语符号、技术要求、试验方法、检验规则与标志、包装、贮存等方面的要求。 　　本标准适用于电荷放大器的设计、制造、使用与修理。

Charge amplifier - General specification

IEC 61027:1991 声学阻抗/导纳测量仪器

Instruments for the measurement of aural acoustic impedance/admittance

BS 4009:1991 助听器及听力计中骨传导振动器校准用仿真乳突规范

Basic features for objective calibration.

Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers

HD 556 S1-1991 声校准器(IEC 942-1988)

Sound calibrators

Sound calibrators (IEC 942:1988)

JB/T 5747-1991 振动测量仪器型号命名及编制方法

本标准规定了振动测量仪器产品的型号命名与编制方法。 本标准适用于振动测量仪器产品的型号命名与编制，供振动测量仪器的设计、制造、供销与管理等部门应用。

Model designation and drawing-up methods of vibration measuring instrument

ANSI S1.25-1991 个人噪声剂量计的规范

This Standards specifies performance characteristics of personal noise dosimeters which measure the percentage criterion sound exposure. It makes provision for three exchange rates: 3 dB, 4 dB, and 5 dB per doubling of exposure time. It provides toleranc

Specification for Personal Noise Dosimeters

DIN 44013:1990 目标基准等效值计.结构和应用

The standard specifies the requirements to which an objective reference equivalent measuring equipment has to comply with in order to receive a good reproducibility of the measured values and a sufficient compliance with subjective comparative measurements. The measuring methods simulate the conditions of telefone connections with conventional handsets.

Objective reference equivalent meter; construction and application

JIS C 1502:1990 噪声计

Sound level meters

IEC 60804/AMD1:1989 积分-平均式声级计.IEC 60804-85

Integrating-averaging sound level meters; amendment No. 1 to IEC 60804:1985